Card 44 / 59: What are the restrictions imposed by the EJB 3.x container on the implementation of session bean remote business interfaces?
A) session bean remote business interfaces must be marked with @Remote annotation
B) session bean remote business interfaces have to extend java.rmi.Remote
C) in all method definitions you may only declare RMI/IIOP compatible arguments and return types
D) session bean remote business interfaces should throw java.rmi.RemoteException

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